CPSP vs PMAP: Cap, Buffer & Days Left

As of Oct 13, 2026 PMAP can fall 4.2% before its buffer engages and CPSP 3.8%. Net assets on Oct 13, 2026: $24m for Calamos S&P 500 ® Structured Alt Protection ETF - April and $5m for PGIM S&P 500 Max Buffer ETF - April.

PMAP costs 0.19 points a year less; their one-year returns differ by 0.3 points; CPSP is 4.8 times larger.

Points (pts) are percentage points.

CPSP vs PMAP: Cap, Buffer & Days Left
CPSPPMAP
Expense ratio0.69%0.50%
Net assets$24m$5m
Total return, 1 year+6.1%+6.4%
What it tracksSPYSPY
Holdings in commonnot published
Index fall to the buffer15.8%16.4%
CPSPAt its cap
At its capCPSP: reference +18.7% since period start, fund +3.6%; buffer Floor; cap +6.7%; At its cap. Figures to Oct 13, 2026.full floor beneath+6.7%full floor0% period start+6.7% capTODAY · SPY +18.7%At its capCPSP: reference +18.7% since period start, fund +3.6%; buffer Floor; cap +6.7%; At its cap. Figures to Oct 13, 2026.full floor beneathfull floor0% start+6.7% cap+6.7% gain capturedTODAY · SPY +18.7%

CPSP: reference +18.7% since period start, fund +3.6%; buffer Floor; cap +6.7%; At its cap. Figures to Oct 13, 2026.

Figures to Oct 13, 2026.

PMAPAt its cap
At its capPMAP: reference +19.6% since period start, fund +3.8%; buffer Floor; cap +7.1%; At its cap. Figures to Oct 13, 2026.full floor beneath+7.1%full floor0% period start+7.1% capTODAY · SPY +19.6%At its capPMAP: reference +19.6% since period start, fund +3.8%; buffer Floor; cap +7.1%; At its cap. Figures to Oct 13, 2026.full floor beneathfull floor0% start+7.1% cap+7.1% gain capturedTODAY · SPY +19.6%

PMAP: reference +19.6% since period start, fund +3.8%; buffer Floor; cap +7.1%; At its cap. Figures to Oct 13, 2026.

Figures to Oct 13, 2026.

Both are already at their cap, so neither gains from more rise in the index before the period ends.

Where each one stands today

CPSP resets first, on Mar 31, 2027, 169 days from now; PMAP runs to Mar 31, 2027, 169 days. A fall from here reaches CPSP’s buffer after 3.8% and PMAP’s after 4.2%. Both track SPY, so what separates them is where each is in its own period.

Performance, window by window

Performance, window by window: CPSP vs PMAP: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowCPSPPMAPCPSPPMAP
3 months+1.3%+1.3%−2.1 pts−2.2 pts
6 months+2.6%+2.8%−9.4 pts−9.3 pts
1 year+6.1%+6.4%−11.2 pts−10.9 pts
Since launch
CPSP Apr 2025 · PMAP Apr 2025
+10.6%+10.7%−28.1 pts−28.0 pts

Each fund's gap is to its reference's price return, dividends left out: the basis the outcome period uses. Source: ETFIQ. Open this comparison in the app →

On the same fields

CPSP
Calamos S&P 500 ® Structured Alt Protection ETF - April · Absorbs the whole loss on SPY and caps the gain at 6.7%, over a period ending Mar 31, 2027
PMAP
PGIM S&P 500 Max Buffer ETF - April · Absorbs the whole loss on SPY and caps the gain at 7.1%, over a period ending Mar 31, 2027
Issuer Calamos PGIM
Reference index SPY SPY
Buffer 100% 100%
Outcome period Apr 1, 2026 to Mar 31, 2027 Apr 1, 2026 to Mar 31, 2027
Days left 169 169
Starting cap +6.7% +7.1%
Can still gain not published 2.7%
Fall before buffer 3.8% 4.2%
Protection left, index points 100.0% of 100.0% 100.0% of 100.0%
Index return this period +18.7% +19.6%
Fund return this period +3.6% +3.8%
State today At cap At cap
Expense ratio 0.69% 0.50%
Net assets $24m $5m

As of Oct 13, 2026. Source: ETFIQ.

About CPSP

SPY had already risen past this fund's cap of +6.7% for the period on Oct 13, 2026, so in index terms there is no more upside to collect. The fund's price can fall 3.8% from here before the buffer starts absorbing losses, by the issuer's figure. In index terms, SPY can fall 15.8% from today's level to the point where the buffer begins. Protection left, in index points: 100.0% of the 100.0% buffer still sits below today's SPY level. 169 days remained on Oct 13, 2026. On Mar 31, 2027 the period ends and a new cap is set.

About PMAP

SPY had already risen past this fund's cap of +7.1% for the period on Oct 13, 2026, so in index terms there is no more upside to collect. The fund's own price can still drift up to about 2.7% as the period runs out. The fund's price can fall 4.2% from here before the buffer starts absorbing losses, by the issuer's figure. In index terms, SPY can fall 16.4% from today's level to the point where the buffer begins.

Questions people ask

Which resets first, CPSP or PMAP?
CPSP ends its outcome period on Mar 31, 2027 and PMAP on Mar 31, 2027. A new cap is set the day after each.
Which is cheaper, CPSP or PMAP?
CPSP charges 0.69% a year and PMAP charges 0.50%, so PMAP is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where these figures came from

ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.

How this is computed

ETFIQ calculates every figure from each issuer’s published outcome-period terms. Buffer ETFs hold options on an index, not shares, so there is no holdings overlap to report.

Every figure is an ETFIQ calculation with distributions reinvested.

Cite this pageCitation, APA and Markdown

ETFIQ, CPSP against PMAP, data as of Oct 13, 2026. https://etfiq.com/compare/buffer/cpsp-vs-pmap

Open data

Free to use with attribution for figures ETFIQ computes; issuer data stays under its owner's terms.